Finding the Fourth Proportional to 1,707,901.40, 2,561,524.05 and 509,862.80
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Solution
The fourth proportional to 1,707,901.40, 2,561,524.05 and 509,862.80 is: 764,696.27
Step by Step Solution
- Step 1: Write the proportion equation
1,707,901.40 : 2,561,524.05 = 509,862.80 : x - Step 2: Convert to fraction form
1,707,901.40/2,561,524.05 = 509,862.80/x - Step 3: Cross multiply
1,707,901.40x = 2,561,524.05 × 509,862.80 - Step 4: Simplify right side
1,707,901.40x = 1,306,025,824,400.34 - Step 5: Solve for x
x = 1,306,025,824,400.34/1,707,901.40 - Step 6: Final answer
x = 764,696.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.